patch 8.2.4844: <C-S-I> is simplified to <S-Tab> Commit: https://github.com/vim/vim/commit/758a8d199988b5b25566b2820db60dc2c9de3e58 Author: zeertzjq <zeertzjq@outlook.com> Date: Fri Apr 29 11:06:34 2022 +0100 patch 8.2.4844: <C-S-I> is simplified to <S-Tab> Problem: <C-S-I> is simplified to <S-Tab>. Solution: Do not simplify CTRL if there is also SHIFT. (closes https://github.com/vim/vim/issues/10313)

README_src.txt for version 8.2 of Vim: Vi IMproved.

The source archive contains the files needed to compile Vim on Unix systems.
It is packed for Unix systems (NL line separator).

For more information, see the README.txt file that comes with the runtime
archive (vim-8.2-rt.tar.gz).  To be able to run Vim you MUST get the runtime
archive too!